WaveformDisplay.hpp

00001 //-----------------------------------------------------------
00002 //  Class for waveform display ---- Header
00003 //
00004 //  2017/03/17, Copyright (c) 2017 MIKAMI, Naoki
00005 //-----------------------------------------------------------
00006 
00007 #ifndef F746_WAVEFORM_DISPLAY_HPP
00008 #define F746_WAVEFORM_DISPLAY_HPP
00009 
00010 #include "mbed.h"
00011 #include "LCD_DISCO_F746NG.h"
00012 #include "Array.hpp"
00013 
00014 namespace Mikami
00015 {
00016     class WaveformDisplay
00017     {
00018     public:
00019         WaveformDisplay(LCD_DISCO_F746NG &lcd,
00020                         uint16_t x0, uint16_t y0,
00021                         const Array<int16_t>& xn,
00022                         uint16_t rShift,
00023                         uint32_t axisColor,
00024                         uint32_t lineColor,
00025                         uint32_t backColor)
00026             : X0_(x0), Y0_(y0), xn_(xn),
00027               N_DATA_(xn.Length()),
00028               R_SHIFT_(rShift),
00029               AXIS_COLOR_(axisColor),
00030               LINE_COLOR_(lineColor),
00031               BACK_COLOR_(backColor),
00032               lcd_(lcd) { Axis(); }
00033         
00034         void Execute();
00035         
00036     private:
00037         const uint16_t X0_, Y0_;
00038         const Array<int16_t>& xn_;
00039         const int N_DATA_;
00040         const uint16_t R_SHIFT_;
00041         const uint32_t AXIS_COLOR_;
00042         const uint32_t LINE_COLOR_;
00043         const uint32_t BACK_COLOR_;
00044         static const int LIMIT_ = 32;
00045         static const int LIMIT2_ = LIMIT_ + 1;
00046 
00047         LCD_DISCO_F746NG &lcd_;
00048         
00049         // Clipping
00050         uint16_t Clip(int16_t xn);
00051         
00052         void Axis();
00053 
00054         // disallow copy constructor and assignment operator
00055         WaveformDisplay(const WaveformDisplay& );
00056         WaveformDisplay& operator=(const WaveformDisplay& );
00057     };
00058 }
00059 #endif  // F746_WAVEFORM_DISPLAY_HPP